Home / 47,128.34-65,035.44-25,907.45

Finding the Fourth Proportional to 47,128.34, 65,035.44 and 25,907.45

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Solution

The fourth proportional to 47,128.34, 65,035.44 and 25,907.45 is: 35,751.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,128.34 : 65,035.44 = 25,907.45 : x
  2. Step 2: Convert to fraction form
    47,128.34/65,035.44 = 25,907.45/x
  3. Step 3: Cross multiply
    47,128.34x = 65,035.44 × 25,907.45
  4. Step 4: Simplify right side
    47,128.34x = 1,684,902,084.85
  5. Step 5: Solve for x
    x = 1,684,902,084.85/47,128.34
  6. Step 6: Final answer
    x = 35,751.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.